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Page 6

DISASSEMBLY - Continued

BATTERY RECEPTACLE - Fig. 3
Remove  the  pump  cover  as  previously  described  under

“Power  Supply”  disassembly  procedure.  Remove  the  nuts

and washers with a 1/4-inch socket. Clip the wire ties on the

cables coming from the connector. Disconnect the terminals

from  the  battery  on/off  switch  and  unplug  the  4-pin

connector from the power board. 
Reassemble receptacle in the reverse order.

VEHICLE BATTERY RECEPTACLE - Fig. 3
Remove  the  pump  cover  as  previously  described  under

“Power  Supply”  disassembly  procedure.  Remove  the  nuts

and washers with a 1/4-inch wrench. Clip the cable ties and

remove  the  terminals  to  the  battery  switch  and  the  2-pin

connector to the power board. 
Reassemble receptacle in the reverse order.

POWER CORD RECEPTACLE - Fig. 3
Remove the pump cover and pump as previously described

under “Power Supply” and “Compressor Pump” disassembly

procedures.  Clip  the  cable  ties  on  the  wire  harness  at  the

bottom of the power board. 
Remove all nuts on the ground stud with a 5/16-inch wrench.

(The ground wire from the receptacle is the bottom wire.)

Remove  the  two  flat-head  screws  in  the  front  of  the

receptacle  with  a  #2  Phillips  screwdriver.  Remove  the

terminals from the power on/off switch and remove assembly

from the chassis. 
Reassemble receptacle in the reverse order.

POWER ON/OFF SWITCH - Fig. 3
Remove the two flat head screws from the power receptacle

and pull the receptacle forward. Remove the terminals from

the  power  switch  and  push  the  switch  to  the  front  of  the

chassis. 
Reassemble switch in the reverse order.

BATTERY POWER SWITCH - Fig. 3
Remove  the  pump  cover  as  previously  described  under

“Power  Supply”  disassembly  procedure.  Disconnect  the

terminals going to the switch and push the switch forward. 
Reassemble switch in the reverse order.

FOOT SWITCH RECEPTACLE - Fig. 3
Remove  the two  screws holding  the power cord  receptacle

and  pull  the  receptacle  forward.  Push  the  power  switch

forward.  Remove  the  pump  cover  as  previously  described

under “Power Supply” disassembly procedure and loosen the

pump  to  gain  access  to  the  ground  stud.  Remove  the  top

ground  nut  and  clip  the  wire  ties  on  the  cable  harness.

Remove the switch with a 3/4-inch wrench. 
Reassemble receptacle in the reverse order.

MOTOR RECEPTACLE - Fig. 3
Remove  the  pump  cover  as  previously  described  under

“Power Supply” disassembly procedure. Remove the screws

holding the pump to gain access to the ground stud. Remove

the  top  nut  on  the  ground  stud.  Disconnect  the  8-pin

connector at the top of the power board. Remove the four

nuts and washers with a 1/4-inch socket. 
Reassemble  receptacle  in  the  reverse  order.  NOTE:  If

replacing old receptacle, remove ferrite block and reinstall

onto new receptacle. 

NEEDLE VALVE - Fig. 4
Remove pump cover as previously described under “Power

Supply”  disassembly  procedure.  Remove  screws  from  the

three-way and two-way valves. Remove the screws from the

filter holder and move out of the way to access the needle

valve. Remove the tubing from the needle valve. Remove the

knob from the front of the needle valve with a 1/16” Allen

wrench.  Remove  the  needle  valve  with  two  9/16-inch

wrenches.  NOTE: It  is  recommended  that  a  thin-walled

wrench be used on the inside nut.
Reassemble the needle valve in the reverse order.

CHECK VALVE - Fig. 4
Remove  the  pump  cover  as  previously  described  under

“Power Supply” disassembly procedure. Remove the screws

from  the  pump  and  swing  the  pump  out  of  the  way.

Disconnect the tubes to the check valve. 
Reassemble valve in the reverse order. NOTE: the flow arrow

on the valve must be pointing toward the water bottle cap.

Figure 3

Battery

Receptacle

Footswitch

Receptable

Power Switch

Vehicle

Battery

Receptacle

Motor

Receptacle

Battery

Switch

Power Cord

Receptacle

Coolant

Adjustment

Summary of Contents for AEU-14CF

Page 1: ...AEU 14CF Emergency Field Dental Unit SERVICE MANUAL PARTS LIST Expedition...

Page 2: ...Fig 4 9 Air Reservoir Cap Fig 6 9 Water Reservoir Cap Fig 6 9 Water Pick Up Tube Fig 6 9 Water Filter Fig 6 9 Air Water Seals Fig 6 9 Syringe Fig 7 9 BATTERY PACK DISASSEMBLY Battery Pack Fig 8 10 Bat...

Page 3: ...ion Manual It will help you better understand the operation of the AEU 14CF Expedition Emergency Field Dental Unit thereby reducing service time A Schematic Diagram Set includes part drawings and sche...

Page 4: ...ectrostatic controls must be used when working on this unit ESD Training and Standards Employees handling electronic sub assemblies and ESD sensitive components are expected to be trained Training sho...

Page 5: ...rning the setscrew clockwise increases the pressure setting counterclockwise decreases the pressure setting DISASSEMBLY NOTE This system consists of two main assemblies the chassis assembly and the ba...

Page 6: ...se order FOOT SWITCH RECEPTACLE Fig 3 Remove the two screws holding the power cord receptacle and pull the receptacle forward Push the power switch forward Remove the pump cover as previously describe...

Page 7: ...the bottom side of the power board Remove the ribbon cable at the power board NOTE The cable connector has been sealed at the factory with RTV remove the RTV from cable To replace power board with a...

Page 8: ...f the chassis and install the board using the two clamping bars Insert the ribbon cable into the display board and ensure that the cable is oriented and seated properly in the connector The socket req...

Page 9: ...ERLAY The chassis does not have to be removed to replace the overlay Peel a corner of the overlay away from the chassis console with an exacto knife or sharp edged tool and pull the overlay off the co...

Page 10: ...s Reassemble board in the reverse order NOTE Ensure that sleeve has been placed on the center post of the standoff BATTERY PACK DISASSEMBLY BATTERY PACK Fig 8 Remove the four thumbscrews from the hold...

Page 11: ...1 HPCE 1 5 Contra Increaser w Fiberoptics w water AHP 72MBFO XL 1 Syringe 3 Way Air Water TA 90D 1 1 ITEM PART NO QTY 2 3 4 5 6 7 8 14 2 7 8 3 10 11 13 12 13 Figure 11 1 9 4 Footswitch On Off 8 Pin A...

Page 12: ...4 2 Washer Split Stnls 4 510433 2 Conn Recpt Wall Mntg 8Pin 860165 1 Wire Set AEU 14 Foot Pedal Con 875042 1 Knob Gry Plastic 1 4D Style II 850012 1 Valve Needle Control w o Knob 730066 1 Guard Fan 54...

Page 13: ...Pressure 10 100 Modifid AEU 425 460905 1 Nut Lock 1 4 NPSL 730430 1 Brkt AEU 14 Pressure Switch 461282 1 C S SocHd Stnls 4 40 x 5 8 510610 1 Bracket Heat Sink Clamping AEU 14CF 461650 1 C S BtnSoc Bl...

Page 14: ...ls 4 510433 6 Guard Fan 540011 1 M S FlaPhl Stnls 4 40 x 1 1 4 510621 4 Fan 12 VDC 70mA 8 0 CFM 540010 1 Conn Recpt Wall Mntg 8Pin 860165 1 Washer Flat Stnls 4 510192 4 Holder AEU 14 Filter 461180 1 F...

Page 15: ...itchs 461293 1 ITEM PART NO QTY 9 10 5 7 10 2 9 8 Figure 18 PARTS LIST Figure 18 Case Battery Pack Case AEU 14 Expedition 410157 1 Not Shown Foot Case AEU 14 461290 2 M S Stnls PhdPhl 6 32x3 8 Self Se...

Page 16: ...her Flat Stnls 4 510192 4 Conn Crimp Socket 14AWG 860163 2 1 ITEM PART NO QTY 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Conn Crimp Socket 22 20AWG 860169 2 Conn Hsng 2 Pin In Line Recept 860114 1 Conn Crim...

Page 17: ...red to the vehicle battery connector Check connections at the battery pack chassis and cable Check voltage of the battery pack Check the 5A fuse inside the chassis amber fuse wired to the battery pack...

Page 18: ...pack or vehicle battery power for operation Type of Protection Against Electric Shock Class I when system is powered by mains power source Class II when system is powered by Vehicle Battery power sou...

Page 19: ...ice will provide instructions usually directing that the product be returned for service Shipment to Aseptico and the cost thereof is always the responsibility of the purchaser Accidental misuse inapp...

Page 20: ...Woodinville WA 98072 1548 800 426 5913 425 487 3157 Fax 425 487 2608 www aseptico com info aseptico com For Further Service And Or Technical Assistance Contact P N 420417 Rev G ECO 13123 06 2013 PRINT...

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